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https://issues.apache.org/jira/browse/BEAM-14546?focusedWorklogId=777745&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-777745
 ]

ASF GitHub Bot logged work on BEAM-14546:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 02/Jun/22 17:33
            Start Date: 02/Jun/22 17:33
    Worklog Time Spent: 10m 
      Work Description: jrmccluskey commented on code in PR #17813:
URL: https://github.com/apache/beam/pull/17813#discussion_r888212697


##########
sdks/go/pkg/beam/testing/passert/count.go:
##########
@@ -30,6 +30,10 @@ func Count(s beam.Scope, col beam.PCollection, name string, 
count int) {
        if typex.IsKV(col.Type()) {
                col = beam.DropKey(s, col)
        }
+
+       if count > 0 {
+               NonEmpty(s, col)

Review Comment:
   Added a small "fail on empty" check for Hash. 





Issue Time Tracking
-------------------

    Worklog Id:     (was: 777745)
    Time Spent: 2h 10m  (was: 2h)

> [Go SDK] passert.Count succeeds for empty PCollections.
> -------------------------------------------------------
>
>                 Key: BEAM-14546
>                 URL: https://issues.apache.org/jira/browse/BEAM-14546
>             Project: Beam
>          Issue Type: Improvement
>          Components: sdk-go
>            Reporter: Robert Burke
>            Assignee: Jack McCluskey
>            Priority: P3
>          Time Spent: 2h 10m
>  Remaining Estimate: 0h
>
> https://github.com/apache/beam/blob/sdks/v2.39.0/sdks/go/pkg/beam/testing/passert/count.go#L28
> Since it's using a Combine to do the count, it never executes for empty 
> Pcollections, and is unable to fail.
> The fix is: when count > 0, plumb the pcollection through as a side input to 
> a DoFn that requires the side input to be non-empty. This would catch the 
> empty PCollection case.



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